internal static async Task <PermissionStatus> RequestSensorsPermission()
{
if (SensorsPermissionStatus != PermissionStatus.Unknown)
{
return(SensorsPermissionStatus);
}
#if __IOS__
var activityManager = new CMMotionActivityManager();
try
{
var results = await activityManager.QueryActivityAsync(NSDate.DistantPast, NSDate.DistantFuture, NSOperationQueue.MainQueue);
if (results != null)
{
return(PermissionStatus.Granted);
}
}
catch (Exception ex)
{
Console.WriteLine("Unable to query activity manager: " + ex.Message);
return(PermissionStatus.Denied);
}
#endif
return(PermissionStatus.Unknown);
}
async Task <PermissionStatus> RequestSensorsPermission()
{
if (CMMotionActivityManager.IsActivityAvailable)
{
return(PermissionStatus.Granted);
}
if (activityManager == null)
{
activityManager = new CMMotionActivityManager();
}
try
{
var results = await activityManager.QueryActivityAsync(NSDate.DistantPast, NSDate.DistantFuture, NSOperationQueue.MainQueue).ConfigureAwait(false);
if (results != null)
{
return(PermissionStatus.Granted);
}
}
catch (Exception ex)
{
Console.WriteLine("Unable to query activity manager: " + ex.Message);
return(PermissionStatus.Denied);
}
return(PermissionStatus.Unknown);
}
public MotionManager()
{
RecentActivities = new List <Activity> ();
recentMotionActivities = new List <CMMotionActivity> ();
recentPedometerData = new List <CMPedometerData> ();
recentAltitudeData = new List <CMAltitudeData> ();
activityManager = new CMMotionActivityManager();
pedometer = new CMPedometer();
altimeter = new CMAltimeter();
}
public DeviceSensor()
{
motionManager = new CMMotionManager();
locationManager = new CLLocationManager();
motionActivityManager = new CMMotionActivityManager();
if (UIDevice.CurrentDevice.CheckSystemVersion(8, 0))
{
altimeter = new CMAltimeter();
}
sensorTypeStatus = new Dictionary <SensorType, bool>()
{
{
SensorType.Accelerometer,
false
},
{
SensorType.Compass,
false
},
{
SensorType.Gyroscope,
false
},
{
SensorType.Magntometer,
false
},
/* {
* SensorType.ActivitySensor,
* false
* }*/
};
}
protected override IEnumerable <Datum> Poll(CancellationToken cancellationToken)
{
List <Datum> data = new List <Datum>();
// if this is the first poll (no existing query start time), set the query start time to the current time. we
// used to set this to the maximally previous time per ios documentation (7 days), but this (1) causes issues
// when triggering surveys on the basis of these activities (there might be hundreds of activities within the
// past 7 days), and it also runs counter to the user's expectations that data will only be collected from the
// time at which they have enrolled in the study and not from times prior.
if (_queryStartTime == null)
{
_queryStartTime = DateTimeOffset.UtcNow;
}
ManualResetEvent queryWait = new ManualResetEvent(false);
SensusContext.Current.MainThreadSynchronizer.ExecuteThreadSafe(() =>
{
try
{
CMMotionActivityManager activityManager = new CMMotionActivityManager();
activityManager.QueryActivity(_queryStartTime.Value.UtcDateTime.ToNSDate(), NSDate.Now, NSOperationQueue.CurrentQueue, (activities, error) =>
{
try
{
if (error == null)
{
// process each activity, keeping track of most recent
NSDate mostRecentActivityStartTime = null;
foreach (CMMotionActivity activity in activities)
{
DateTimeOffset timestamp = new DateTimeOffset(activity.StartDate.ToDateTime(), TimeSpan.Zero);
#region get confidence
double confidence = 0;
if (activity.Confidence == CMMotionActivityConfidence.Low)
{
confidence = 0.1;
}
else if (activity.Confidence == CMMotionActivityConfidence.Medium)
{
confidence = 0.5;
}
else if (activity.Confidence == CMMotionActivityConfidence.High)
{
confidence = 1;
}
else
{
SensusException.Report("Unrecognized confidence: " + activity.Confidence);
}
#endregion
#region get activities
Action <Activities> AddActivityDatum = activityType =>
{
ActivityDatum activityDatum = new ActivityDatum(timestamp, activityType, ActivityPhase.Starting, ActivityState.Active, confidence);
data.Add(activityDatum);
};
if (activity.Stationary)
{
AddActivityDatum(Activities.Still);
}
if (activity.Walking)
{
AddActivityDatum(Activities.Walking);
}
if (activity.Running)
{
AddActivityDatum(Activities.Running);
}
if (activity.Automotive)
{
AddActivityDatum(Activities.InVehicle);
}
if (activity.Cycling)
{
AddActivityDatum(Activities.OnBicycle);
}
if (activity.Unknown)
{
AddActivityDatum(Activities.Unknown);
}
#endregion
if (mostRecentActivityStartTime == null)
{
mostRecentActivityStartTime = activity.StartDate;
}
else
{
mostRecentActivityStartTime = mostRecentActivityStartTime.LaterDate(activity.StartDate);
}
}
// set the next query start time one second after the most recent activity's start time
if (mostRecentActivityStartTime != null)
{
_queryStartTime = new DateTime(mostRecentActivityStartTime.ToDateTime().Ticks, DateTimeKind.Utc).AddSeconds(1);
}
}
else
{
throw new Exception("Error while querying activities: " + error);
}
}
catch (Exception ex)
{
SensusServiceHelper.Get().Logger.Log("Exception while querying activities: " + ex, LoggingLevel.Normal, GetType());
}
finally
{
queryWait.Set();
}
});
}
catch (Exception ex)
{
SensusServiceHelper.Get().Logger.Log("Exception while querying activities: " + ex, LoggingLevel.Normal, GetType());
queryWait.Set();
}
});
WaitHandle.WaitAny(new[] { queryWait, cancellationToken.WaitHandle });
return(data);
}
//public bool IsAutomove {
// get {
// return MotionType == MotionType.Automotive;
// }
//}
public TouchMotionActivity()
{
_motionActivityManager = new CMMotionActivityManager();
}
void initMotionActivity ()
{
motionActivityMgr = new CMMotionActivityManager ();
pedometer = new CMPedometer ();
}
public MotionActivityImpl()
{
this.activityManager = new CMMotionActivityManager();
//this.activityManager.QueryActivityAsync
}
public ActivityRecognizerImplementation()
{
this.MotionActivityManager = new CMMotionActivityManager();
InitMotionDetectedObservable();
}
protected override IEnumerable <Datum> Poll(CancellationToken cancellationToken)
{
List <Datum> data = new List <Datum>();
if (_queryStartTime == null)
{
_queryStartTime = DateTimeOffset.UtcNow.AddDays(-7); // only the last 7 days of activities are stored: https://developer.apple.com/documentation/coremotion/cmmotionactivitymanager/1615929-queryactivitystarting
}
ManualResetEvent queryWait = new ManualResetEvent(false);
SensusContext.Current.MainThreadSynchronizer.ExecuteThreadSafe(() =>
{
try
{
CMMotionActivityManager activityManager = new CMMotionActivityManager();
activityManager.QueryActivity(_queryStartTime.Value.UtcDateTime.ToNSDate(), NSDate.Now, NSOperationQueue.CurrentQueue, (activities, error) =>
{
try
{
if (error == null)
{
// process each activity, keeping track of most recent
NSDate mostRecentActivityStartTime = null;
foreach (CMMotionActivity activity in activities)
{
DateTimeOffset timestamp = new DateTimeOffset(activity.StartDate.ToDateTime(), TimeSpan.Zero);
#region get confidence
double confidence = 0;
if (activity.Confidence == CMMotionActivityConfidence.Low)
{
confidence = 0;
}
else if (activity.Confidence == CMMotionActivityConfidence.Medium)
{
confidence = 0.5;
}
else if (activity.Confidence == CMMotionActivityConfidence.High)
{
confidence = 1;
}
else
{
SensusException.Report("Unrecognized confidence: " + activity.Confidence);
}
#endregion
#region get activities
Action <Activities> AddActivityDatum = activityType =>
{
ActivityDatum activityDatum = new ActivityDatum(timestamp, activityType, ActivityPhase.During, ActivityState.Active, confidence);
data.Add(activityDatum);
};
if (activity.Stationary)
{
AddActivityDatum(Activities.Still);
}
if (activity.Walking)
{
AddActivityDatum(Activities.Walking);
}
if (activity.Running)
{
AddActivityDatum(Activities.Running);
}
if (activity.Automotive)
{
AddActivityDatum(Activities.InVehicle);
}
if (activity.Cycling)
{
AddActivityDatum(Activities.OnBicycle);
}
if (activity.Unknown)
{
AddActivityDatum(Activities.Unknown);
}
#endregion
if (mostRecentActivityStartTime == null)
{
mostRecentActivityStartTime = activity.StartDate;
}
else
{
mostRecentActivityStartTime = mostRecentActivityStartTime.LaterDate(activity.StartDate);
}
}
// set the next query start time one second after the most recent activity's start time
if (mostRecentActivityStartTime != null)
{
_queryStartTime = new DateTime(mostRecentActivityStartTime.ToDateTime().Ticks, DateTimeKind.Utc).AddSeconds(1);
}
}
else
{
SensusServiceHelper.Get().Logger.Log("Error while querying activities: " + error, LoggingLevel.Normal, GetType());
}
}
catch (Exception ex)
{
SensusServiceHelper.Get().Logger.Log("Exception while querying activities: " + ex, LoggingLevel.Normal, GetType());
}
finally
{
queryWait.Set();
}
});
}
catch (Exception ex)
{
SensusServiceHelper.Get().Logger.Log("Exception while querying activities: " + ex, LoggingLevel.Normal, GetType());
queryWait.Set();
}
});
WaitHandle.WaitAny(new[] { queryWait, cancellationToken.WaitHandle });
return(data);
}
async Task<PermissionStatus> RequestSensorsPermission()
{
if (CMMotionActivityManager.IsActivityAvailable)
return PermissionStatus.Granted;
if (activityManager == null)
activityManager = new CMMotionActivityManager();
try
{
var results = await activityManager.QueryActivityAsync(NSDate.DistantPast, NSDate.DistantFuture, NSOperationQueue.MainQueue).ConfigureAwait(false);
if(results != null)
return PermissionStatus.Granted;
}
catch(Exception ex)
{
Console.WriteLine("Unable to query activity manager: " + ex.Message);
return PermissionStatus.Denied;
}
return PermissionStatus.Unknown;
}
void initMotionActivity()
{
motionActivityMgr = new CMMotionActivityManager();
pedometer = new CMPedometer();
}
public MotionActivityManagerImpl()
{
this.activityManager = new CMMotionActivityManager();
}
public MotionManager ()
{
RecentActivities = new List<Activity> ();
recentMotionActivities = new List<CMMotionActivity> ();
recentPedometerData = new List<CMPedometerData> ();
recentAltitudeData = new List<CMAltitudeData> ();
activityManager = new CMMotionActivityManager ();
pedometer = new CMPedometer ();
altimeter = new CMAltimeter ();
}
public ExtraPermission(CMMotionActivityManager activityManager)
{
_activityManager = activityManager ?? throw new ArgumentNullException(nameof(activityManager));
}
